package num104;

/**
 * @author : DuJiabao
 * @Date : 2021/2/6 16:20
 * @Project : sword-finger-offer
 * @File : null.java
 * @Desc :
 */
public class TreeNode {
  int val;
  TreeNode left;
  TreeNode right;

  TreeNode() {
  }

  TreeNode(int val) {
    this.val = val;
  }

  TreeNode(int val, TreeNode left, TreeNode right) {
    this.val = val;
    this.left = left;
    this.right = right;
  }
}